CN210467989U - Fuel cell auxiliary system and fuel cell using same - Google Patents
Fuel cell auxiliary system and fuel cell using same Download PDFInfo
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- CN210467989U CN210467989U CN201921530695.9U CN201921530695U CN210467989U CN 210467989 U CN210467989 U CN 210467989U CN 201921530695 U CN201921530695 U CN 201921530695U CN 210467989 U CN210467989 U CN 210467989U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
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Abstract
The utility model discloses a fuel cell auxiliary system and a fuel cell using the same, wherein the fuel cell auxiliary system comprises a cooling path module and an air path module, and the air path module comprises a humidifier and a intercooler which are connected by an air path pipeline; the cooling circuit module comprises a water pump, a water pump controller, a water heater and a thermostat, wherein the water pump, the water heater and the thermostat are connected through a water cooling pipeline, and the cooling circuit module is characterized in that: the humidifier, the intercooler, the water pump controller, the water heater and the thermostat are all arranged on the fixed frame and are in planar layout; the air cooling circuit module and the cooling circuit module are highly integrated, the modularization is simplified, and the space utilization rate of the fuel cell system is increased.
Description
The technical field is as follows:
the utility model relates to a fuel cell auxiliary system and fuel cell who uses thereof.
Background art:
the necessary conditions for the normal operation of a fuel cell system are divided into three major blocks, mainly: 1. a hydrogen supply system; 2. An air supply system; 3. and cooling the heat dissipation system. When hydrogen and air pass through the fuel cell, electrochemical reaction can be carried out to generate electric energy and heat, and because the power of the vehicle-grade fuel cell is higher, the normal working temperature of the fuel cell is met by water-cooling heat dissipation, and the heat management of the normal operation of the fuel cell is particularly important. The difficulties of the cooling system of the fuel cell mainly include the following points: 1. when the system is started at a temperature lower than 0 ℃, the freezing of condensed water can cause the blockage of a related flow channel at the initial starting stage of the fuel cell system, so that the starting of the fuel cell system is influenced, and the heating of the electric pile in a low-temperature environment is very important. 2. The switching of the system coolant size circulation, in the initial starting stage of the fuel cell system, the fuel cell needs to raise the temperature to the optimal operation temperature in a short time, the required heat dissipation amount is less, when the fuel cell reaches the optimal operation temperature, the heat dissipation amount needed is increased gradually when the external power demand is increased, and the switching of a small circulation (the circulation with small heat dissipation amount and small coolant flow) and a large circulation (the circulation with large coolant flow and large heat dissipation amount) is required. The small circulation is realized by a water pump, a water heater and a thermostat. 3. And in the air supply system, the temperature of compressed air output from the air compressor is high, and the compressed air needs to be cooled in the intercooler and then is sent into the fuel cell assembly through the humidifier.
At present, the mainstream method in China is to hang a humidifier, a water pump, a water heater and a thermostat outside a fuel cell packaging box body, and the humidifier, the water pump, the water heater and the thermostat are fixedly connected with the fuel cell packaging box body through screws to be integrated into a whole, so that all parts and connecting pipelines are directly exposed outside. The supply circulation of the cooling liquid of the water cooling channel of the intercooler is not effectively related to a water cooling system. The overall integrated fuel cell system is large in size, and due to space limitation in the whole vehicle layout integration aspect, the layout of each part is difficult, the installation is inconvenient, and the integration degree needs to be enhanced. The complete machine is needed to be disassembled and assembled in the aspect of maintenance in the later period, the efficiency is lower, and the after-sale maintenance cost is higher.
The invention content is as follows:
the utility model aims at providing a fuel cell auxiliary module can solve among the prior art cooling system and intercooler and install unreasonable, integrate not high problem in fuel cell.
The purpose of the utility model is realized by the following technical scheme.
A first object of the present invention is to provide a fuel cell auxiliary system, which comprises a cooling channel module and an air channel module, wherein the air channel module comprises a humidifier and a intercooler connected to an air channel pipeline; the cooling circuit module comprises a water pump, a water pump controller, a water heater and a thermostat, wherein the water pump, the water heater and the thermostat are connected through a water cooling pipeline, and the cooling circuit module is characterized in that: still include fixed frame, humidifier, intercooler, water pump controller, water heater and thermostat all install on fixed frame and be the plane layout.
The bottom of the fixed frame is provided with a bottom plate, and the humidifier, the intercooler, the water pump controller, the water heater and the thermostat are respectively arranged on the bottom plate in a planar mode.
The fixing frame is characterized in that at least four fixing points are arranged at the top of the fixing frame, at least four fixing supports are arranged at the bottom of the fixing frame, and a plurality of fixing holes for fixing an air pipeline, a water cooling pipeline or an electric wire are formed in the fixing frame.
The water pump, the water heater and the thermostat are arranged on one side of the bottom plate, and the humidifier, the intercooler and the water pump controller are arranged on the other side of the bottom plate.
The water heater is arranged between a water pump liquid outlet of the water pump and a cooling liquid inlet of the thermostat, and the water pump liquid outlet of the water pump, the water heater liquid inlet, the water outlet and the cooling liquid inlet of the thermostat are linearly arranged.
The intercooler is fixed on the bottom plate by the support, and the bottom of the water pump is provided with a shockproof cushion plate.
The bottom plate is provided with a water heater grounding point, a water pump negative pole iron-bonding point and a system grounding point.
The water cooling pipeline is provided with a fuel cell liquid inlet end interface and a fuel cell liquid outlet end interface, the fuel cell liquid inlet end interface is communicated with a small coolant circulation outlet of the thermostat, the fuel cell liquid outlet end interface is communicated with a water pump liquid inlet of the water pump, a coolant inlet of the intercooler is communicated with the fuel cell liquid outlet end interface through a second branch pipeline of the air passage pipeline, and a coolant outlet of the intercooler is communicated with the fuel cell liquid inlet end interface through a first branch pipeline of the air passage pipeline.
The water cooling pipeline for communicating the water pump liquid outlet with the water heater liquid inlet is provided with a branch manifold, and the end part of the branch manifold is provided with an external radiator cooling liquid inlet.
The air pipeline is provided with a fuel cell air outlet and a hydrogen tail discharge port, the fuel cell air outlet is communicated with a wet air inlet of the humidifier, a baffle valve is arranged between the fuel cell air outlet and the humidifier, and the hydrogen tail discharge port is arranged between the baffle valve and the humidifier.
The air pipeline is provided with a fuel cell air supply port, a compressed air butt joint port and an air tail discharge port, the fuel cell air supply port is communicated with a dry air outlet of the humidifier, the compressed air butt joint port is communicated with a compressed air inlet of the intercooler, the air tail discharge port is communicated with a wet air outlet of the humidifier, and a compressed air outlet of the intercooler is communicated with a dry air inlet of the humidifier.
A second object of the present invention is to provide a fuel cell, including fuel cell assembly and cooling heat dissipation system, cooling heat dissipation system includes moisturizing case, radiator and fuel cell auxiliary system, its characterized in that: the fuel cell auxiliary system is the fuel cell auxiliary system, the air path module is communicated with the fuel cell assembly, and the cooling path module is communicated with the water tank and the radiator.
Compared with the prior art, the utility model, following effect has:
1) the fuel cell auxiliary system comprises a cooling circuit module and an air circuit module, wherein the air circuit module comprises a humidifier and a intercooler which are connected with an air circuit pipeline; the cooling circuit module comprises a water pump, a water pump controller, a water heater and a thermostat, wherein the water pump, the water heater and the thermostat are connected through a water cooling pipeline, and the cooling circuit module is characterized in that: the humidifier, the intercooler, the water pump controller, the water heater and the thermostat are all arranged on the fixed frame and are in planar layout; the air cooling circuit module and the cooling circuit module are highly integrated, the modularization is simplified, and the space utilization rate of the fuel cell system is increased;
2) other advantages of the present invention will be described in detail in the examples section.
Description of the drawings:
fig. 1 is a perspective view of a fuel cell auxiliary system according to an embodiment of the present invention;
FIG. 2 is a perspective view of another angle of the fuel cell auxiliary system;
fig. 3 is an exploded view of the fuel cell auxiliary system;
fig. 4 is an exploded view of another aspect of the fuel cell auxiliary system;
FIG. 5 is a perspective view of a water pump in the fuel cell auxiliary system;
fig. 6 is a perspective view of an intercooler in the fuel cell auxiliary system;
fig. 7 is a perspective view of a humidifier in the fuel cell auxiliary system;
FIG. 8 is a perspective view of a thermostat in the fuel cell auxiliary system;
fig. 9 is a perspective view of a water heater in the fuel cell auxiliary system.
The specific implementation mode is as follows:
the present invention will be described in further detail with reference to the following detailed description of preferred embodiments and accompanying drawings.
The first embodiment is as follows:
as shown in fig. 1 to 9, the present embodiment provides a fuel cell auxiliary system, which includes a cooling path module 10 and an air path module 20, wherein the air path module 20 includes a humidifier 4 and a intercooler 3 connected by an air path pipe 8; cooling circuit module 10 includes water pump 1, water pump controller 2, water heater 6 and temperature saver 5, and water pump 1, water heater 6 and temperature saver 5 pass through water-cooling pipeline 9 and connect its characterized in that: still include fixed frame 7, humidifier 4, intercooler 3, water pump 1, water pump controller 2, water heater 6 and thermostat 5 all install on fixed frame 7 and be the floor plan. The air path module 20 and the cooling path module 10 are highly integrated, the modularization is simplified, and the space utilization rate of the fuel cell system is increased.
The bottom of the fixed frame 7 is provided with a bottom plate 71, and the humidifier 4, the intercooler 3, the water pump 1, the water pump controller 2, the water heater 6 and the thermostat 5 are respectively arranged on the bottom plate 71 in a planar manner. The layout is reasonable.
The top of the fixing frame 7 is provided with at least four fixing points 73, the bottom of the fixing frame 7 is provided with at least four fixing brackets 72, and the fixing frame 7 is provided with a plurality of fixing holes 74 for fixing the air pipeline 8 or the water cooling pipeline 9 or the electric wire. The fixed frame 7 increases the flexibility of interconnecting with the fuel cell components, can be stacked, tiled and separated, and solves the limitation of insufficient space in the overall layout of the fuel cell system.
The water pump 1, the water heater 6 and the thermostat 5 are arranged on one side of the bottom plate 71, and the humidifier 4, the intercooler 3 and the water pump controller 2 are arranged on the other side of the bottom plate 71.
The water heater 6 is arranged between a water pump liquid outlet 1-B of the water pump 1 and a cooling liquid inlet 5-A of the thermostat 5, and the water pump liquid outlet 1-B of the water pump 1, a liquid inlet 6-A and a liquid outlet 6-B of the water heater 6 and the cooling liquid inlet 5-A of the thermostat 5 are linearly arranged.
The intercooler 3 is fixed to the bottom plate 71 by the bracket 31, and a vibration-proof pad is disposed at the bottom of the water pump 1.
The bottom plate 71 is provided with a water heater grounding point, a water pump negative pole iron-bonding point and a system grounding point.
The water cooling pipeline 9 is provided with a fuel cell liquid inlet end interface B and a fuel cell liquid outlet end interface C, the fuel cell liquid inlet end interface B is communicated with a small cooling liquid circulation outlet 5-B of the thermostat 5, the fuel cell liquid outlet end interface C is communicated with a water pump liquid inlet 1-A of the water pump 1, a cooling liquid inlet 3-C of the intercooler 3 is communicated with the fuel cell liquid outlet end interface C through a second branch pipeline 82 of the air channel pipeline 8, and a cooling liquid outlet 3-D of the intercooler 3 is communicated with the fuel cell liquid inlet end interface B through a first branch pipeline 81 of the air channel pipeline 8. The structure is simplified by arranging the cooling liquid supply circulation of the water cooling channel of the intercooler 3 in the fuel cell auxiliary system.
The water cooling pipeline 9 for communicating the water pump liquid outlet 1-B and the water heater 6 liquid inlet 6-A is provided with a branch manifold 91, and the end part of the branch manifold 91 is provided with an external radiator cooling liquid inlet F.
The air path pipeline 8 is provided with a fuel cell air outlet D and a hydrogen tail outlet I, the fuel cell air outlet D is communicated with a wet air inlet 4-B of the humidifier 4, a baffle valve is arranged between the fuel cell air outlet D and the humidifier 4, and the hydrogen tail outlet I is arranged between the baffle valve and the humidifier 4.
The air path pipeline 8 is provided with a fuel cell air supply port A, a compressed air butt port G and an air tail discharge port H, the fuel cell air supply port A is communicated with a dry air outlet 4-A of the humidifier 4, the compressed air butt port G is communicated with a compressed air inlet 3-B of the intercooler 3, the air tail discharge port H is communicated with a wet air outlet 4-C of the humidifier 4, and a compressed air outlet 3-A of the intercooler 3 is communicated with a dry air inlet 4-D of the humidifier 4.
The outlet end interface C of the fuel cell is connected with the water outlet of the external water replenishing tank. When the system is initially started (the water heater 6 is preferentially started to preheat a pipeline to melt frozen liquid in a low-temperature state), cooling liquid enters the liquid outlet end port C of the fuel cell through the water tank water outlet, flows through the liquid inlet 1-A of the water pump to enter the water pump 1, then flows out of the liquid outlet port 1-B of the water pump in two ways to flow into the cooling liquid inlet F of the external radiator and the liquid inlet 6-A of the water heater 6, at the moment, the thermostat is in a small circulation state, the cooling liquid inlet 5-A of the thermostat 5 is communicated with the small circulation outlet 5-B of the cooling liquid, the cooling liquid inlet 5-A and the large circulation outlet 5-C of the cooling liquid are in a stop state, and the cooling liquid enters the electric pile through the cooling liquid inlet 5-A and then is connected with the cooling liquid outlet C of the.
When the system runs for a period of time, the temperature of the cooling liquid gradually rises, and after the temperature of the cooling liquid exceeds a specific value of the thermostat 5, the thermostat enters a large circulation state, the thermostat cooling liquid inlet 5-A and the cooling liquid small circulation outlet 5-B are in a cut-off state, the cooling liquid inlet 5-A and the cooling liquid large circulation outlet 5-C are in a communication state, at the moment, the cooling liquid flows through the external radiator through the cooling liquid inlet F of the external radiator to flow through the external radiator to the cooling liquid large circulation outlet 5-C, then flows through the cooling liquid inlet 5-A to enter the electric pile, and then flows back to the liquid outlet end interface C of the fuel cell to complete a large circulation path.
The compressed air butt joint G is externally connected with an air compressor outlet, compressed air enters a compressed air inlet 3-B of the intercooler 3 through a pipeline, cooled air enters a dry air inlet 4-D of a shell layer of the humidifier 4 through a compressed air outlet 3-A along the pipeline, then is discharged from the dry air outlet 4-A, enters an air inlet of the fuel cell assembly after passing through the pipeline to a fuel cell liquid inlet end interface B, a part of tail gas with steam after reaction is discharged through the fuel cell air outlet D, enters the shell layer of a wet air inlet 4-B of the humidifier 4 to perform steam exchange with dry air of the shell layer, and is conveyed to an air tail discharge port H through a connected pipeline through a wet air outlet 4-C to be connected with an external tail discharge pipeline.
The air supply port A of the fuel cell, the liquid inlet port B of the fuel cell, the liquid outlet port C of the fuel cell, the air outlet D of the fuel cell, the cooling liquid inlet F of an external radiator, the compressed air butt joint port G, the air tail discharge port H and the hydrogen tail discharge port I all adopt detachable pipe joint structures, and the positions and the outlet directions of the detachable pipe joint structures can be adjusted according to requirements.
Example two:
the embodiment provides a fuel cell, including fuel cell subassembly and cooling system, cooling system includes moisturizing case, radiator and fuel cell auxiliary system 100, its characterized in that: the fuel cell auxiliary system 100 is the fuel cell auxiliary system according to the first embodiment, the air path module 20 is communicated with the fuel cell assembly, and the cooling path module 10 is communicated with the water tank and the radiator. The cost of the fuel cell system is reduced, the productivity of the product is increased, and the labor cost is reduced.
The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited thereto, and any other changes, modifications, substitutions, combinations, and simplifications made without departing from the spirit and principle of the present invention are equivalent replacement modes, and are all included in the scope of the present invention.
Claims (12)
1. A fuel cell auxiliary system comprises a cooling circuit module (10) and an air circuit module (20), wherein the air circuit module (20) comprises a humidifier (4) and a intercooler (3) which are connected through an air circuit pipeline (8); cooling circuit module (10) include water pump (1), water pump controller (2), water heater (6) and temperature saver (5), and water pump (1), water heater (6) and temperature saver (5) are connected its characterized in that through water-cooling pipeline (9): still include fixed frame (7), humidifier (4), intercooler (3), water pump (1), water pump controller (2), water heater (6) and thermostat (5) are all installed on fixed frame (7) and are the plane overall arrangement.
2. A fuel cell auxiliary system according to claim 1, characterized in that: the bottom of the fixed frame (7) is provided with a bottom plate (71), and the humidifier (4), the intercooler (3), the water pump (1), the water pump controller (2), the water heater (6) and the thermostat (5) are respectively arranged on the bottom plate (71) in a plane layout mode.
3. A fuel cell auxiliary system as defined in claim 2, wherein: the fixing frame is characterized in that at least four fixing points (73) are arranged at the top of the fixing frame (7), at least four fixing supports (72) are arranged at the bottom of the fixing frame (7), and a plurality of fixing holes (74) used for fixing an air channel pipeline (8) or a water cooling pipeline (9) or an electric wire are formed in the fixing frame (7).
4. A fuel cell auxiliary system as defined in claim 3, wherein: the water pump (1), the water heater (6) and the thermostat (5) are arranged on one side of the bottom plate (71), and the humidifier (4), the intercooler (3) and the water pump controller (2) are arranged on the other side of the bottom plate (71).
5. A fuel cell auxiliary system as defined in claim 4, wherein: the water heater (6) is arranged between a water pump liquid outlet (1-B) of the water pump (1) and a cooling liquid inlet (5-A) of the thermostat (5), and the water pump liquid outlet (1-B) of the water pump (1), the liquid inlet (6-A) of the water heater (6), the liquid outlet (6-B) and the cooling liquid inlet (5-A) of the thermostat (5) are arranged in a straight line.
6. A fuel cell auxiliary system as defined in claim 4, wherein: the intercooler (3) is fixed on the bottom plate (71) through a support (31), and a shockproof backing plate is arranged at the bottom of the water pump (1).
7. A fuel cell auxiliary system as defined in claim 6, wherein: and the bottom plate (71) is provided with a water heater grounding point, a water pump negative pole iron-bonding point and a system grounding point.
8. A fuel cell auxiliary system according to any one of claims 1 to 7, characterized in that: the water cooling pipeline (9) is provided with a fuel cell liquid inlet end port (B) and a fuel cell liquid outlet end port (C), the fuel cell liquid inlet end port (B) is communicated with a small cooling liquid circulation outlet (5-B) of the thermostat (5), the fuel cell liquid outlet end port (C) is communicated with a water pump liquid inlet (1-A) of the water pump (1), a cooling liquid inlet (3-C) of the intercooler (3) is communicated with the fuel cell liquid outlet end port (C) through a second branch pipeline (82) of the air path pipeline (8), and a cooling liquid outlet (3-D) of the intercooler (3) is communicated with the fuel cell liquid inlet end port (B) through a first branch pipeline (81) of the air path pipeline (8).
9. A fuel cell auxiliary system as defined in claim 5, wherein: a water cooling pipeline (9) communicating the water pump liquid outlet (1-B) and the liquid inlet (6-A) of the water heater (6) is provided with a branch manifold (91), and the end part of the branch manifold (91) is provided with an external radiator cooling liquid inlet (F).
10. A fuel cell auxiliary system as defined in claim 9, wherein: the air path pipeline (8) is provided with a fuel cell air outlet (D) and a hydrogen tail discharge port (I), the fuel cell air outlet (D) is communicated with a wet air inlet (4-B) of the humidifier (4), a baffle valve is arranged between the fuel cell air outlet (D) and the humidifier (4), and the hydrogen tail discharge port (I) is arranged between the baffle valve and the humidifier (4).
11. A fuel cell auxiliary system according to claim 10, characterized in that: the air path pipeline (8) is provided with a fuel cell air supply port (A), a compressed air butt joint port (G) and an air tail discharge port (H), the fuel cell air supply port (A) is communicated with a dry air outlet (4-A) of the humidifier (4), the compressed air butt joint port (G) is communicated with a compressed air inlet (3-B) of the intercooler (3), the air tail discharge port (H) is communicated with a wet air outlet (4-C) of the humidifier (4), and a compressed air outlet (3-A) of the intercooler (3) is communicated with a dry air inlet (4-D) of the humidifier (4).
12. A fuel cell comprising a fuel cell assembly and a cooling heat dissipation system comprising a water replenishment tank, a heat sink and a fuel cell auxiliary system (100), characterized in that: the fuel cell auxiliary system (100) as claimed in any one of claims 1 to 11, wherein the air path module (20) is in communication with the fuel cell assembly, and the cooling path module (10) is in communication with the water tank and the radiator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921530695.9U CN210467989U (en) | 2019-09-16 | 2019-09-16 | Fuel cell auxiliary system and fuel cell using same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921530695.9U CN210467989U (en) | 2019-09-16 | 2019-09-16 | Fuel cell auxiliary system and fuel cell using same |
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| CN210467989U true CN210467989U (en) | 2020-05-05 |
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| CN201921530695.9U Active CN210467989U (en) | 2019-09-16 | 2019-09-16 | Fuel cell auxiliary system and fuel cell using same |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102022100479B3 (en) | 2022-01-11 | 2023-05-11 | Schaeffler Technologies AG & Co. KG | Air conditioning assembly for a fuel cell system |
| JP7413986B2 (en) | 2020-11-30 | 2024-01-16 | トヨタ自動車株式会社 | Fuel cell module and its manufacturing method |
-
2019
- 2019-09-16 CN CN201921530695.9U patent/CN210467989U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7413986B2 (en) | 2020-11-30 | 2024-01-16 | トヨタ自動車株式会社 | Fuel cell module and its manufacturing method |
| DE102022100479B3 (en) | 2022-01-11 | 2023-05-11 | Schaeffler Technologies AG & Co. KG | Air conditioning assembly for a fuel cell system |
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Effective date of registration: 20220915 Address after: 5th Floor, Office Building, No. 1 Guangfeng Industrial Avenue, West District, Zhongshan City, Guangdong Province, 528400 Patentee after: Dayang electric fuel cell technology (Zhongshan) Co.,Ltd. Address before: 528400 Guangdong province Zhongshan City West sirlon third industrial zone Patentee before: ZHONGSHAN BROAD-OCEAN MOTOR Co.,Ltd. |
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